Klarna LeetCode Interview Questions
Practice 44 real coding problems frequently asked in Klarna technical interviews. Master these questions to ace your next Klarna software engineering interview.
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Klarna Interview Problems
| Problem | DifficultyDiff | Action |
|---|---|---|
IP to CIDR 100% | MediumM | Solve→ |
Walls and Gates 93% | MediumM | Solve→ |
Maximum Profit in Job Scheduling 92% | HardH | Solve→ |
Valid Palindrome 87% | EasyE | Solve→ |
Vertical Order Traversal of a Binary Tree 83% | HardH | Solve→ |
Merge k Sorted Lists 81% | HardH | Solve→ |
Kth Largest Element in an Array 81% | MediumM | Solve→ |
Container With Most Water 80% | MediumM | Solve→ |
Same Tree 77% | EasyE | Solve→ |
Insert Delete GetRandom O(1) 75% | MediumM | Solve→ |
Binary Tree Zigzag Level Order Traversal 73% | MediumM | Solve→ |
Number of Ships in a Rectangle 62% | HardH | Solve→ |
Accounts Merge 61% | MediumM | Solve→ |
Moving Average from Data Stream 58% | EasyE | Solve→ |
N-Queens 57% | HardH | Solve→ |
Maximum Sum Circular Subarray 56% | MediumM | Solve→ |
Two City Scheduling 56% | MediumM | Solve→ |
Best Time to Buy and Sell Stock 54% | EasyE | Solve→ |
Logger Rate Limiter 54% | EasyE | Solve→ |
Subarray Sum Equals K 53% | MediumM | Solve→ |
Minimum Add to Make Parentheses Valid 51% | MediumM | Solve→ |
Zero Array Transformation III 50% | MediumM | Solve→ |
Add Strings 49% | EasyE | Solve→ |
Trapping Rain Water 47% | HardH | Solve→ |
Check if One String Swap Can Make Strings Equal 46% | EasyE | Solve→ |
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K Closest Points to Origin 45% | MediumM | Solve→ |
Maximum Swap 43% | MediumM | Solve→ |
Binary Tree Maximum Path Sum 40% | HardH | Solve→ |
Simplify Path 40% | MediumM | Solve→ |
Binary Search Tree Iterator 39% | MediumM | Solve→ |
Palindrome Number 36% | EasyE | Solve→ |
Find First and Last Position of Element in Sorted Array 36% | MediumM | Solve→ |
Coin Change 34% | MediumM | Solve→ |
Top K Frequent Elements 34% | MediumM | Solve→ |
Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit 33% | MediumM | Solve→ |
Trips and Users 33% | HardH | Solve→ |
Kth Smallest Element in a Sorted Matrix 33% | MediumM | Solve→ |
House Robber II 27% | MediumM | Solve→ |
Maximum Value at a Given Index in a Bounded Array 26% | MediumM | Solve→ |
Remove All Occurrences of a Substring 24% | MediumM | Solve→ |
Remove Element 24% | EasyE | Solve→ |
Rank Transform of a Matrix 24% | HardH | Solve→ |
All Nodes Distance K in Binary Tree 22% | MediumM | Solve→ |
Binary Tree Right Side View 22% | MediumM | Solve→ |
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Frequently Asked Questions
What LeetCode problems does Klarna ask in interviews?
Klarna commonly asks 44 coding problems in technical interviews, including IP to CIDR, Walls and Gates, Maximum Profit in Job Scheduling. The difficulty breakdown is 9 Easy, 26 Medium, and 9 Hard problems.
How should I prepare for a Klarna coding interview?
Focus on the most frequently asked problems first, especially those with high frequency scores. Klarna interviews typically emphasize Array and Sorting. Practice explaining your thought process while coding.
What is the difficulty level of Klarna coding interviews?
Based on our data, Klarna interviews include 9 Easy (20%), 26 Medium (59%), and 9 Hard (20%) problems.
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